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  <title>Return the group set of the current process</title>
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  <div id="layout-content"><div id="function.posix-getgroups" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">posix_getgroups</h1>
  <p class="verinfo">(PHP 4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">posix_getgroups</span> &mdash; <span class="dc-title">Return the group set of the current process</span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-function.posix-getgroups-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>posix_getgroups</strong></span>
    ( <span class="methodparam">void</span>
   ) : <span class="type">array</span></div>

  <p class="para rdfs-comment">
   Gets the group set of the current process.
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.posix-getgroups-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   Returns an array of integers containing the numeric group ids of the group
   set of the current process.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.posix-getgroups-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-4340">
    <p><strong>Example #1 Example use of <span class="function"><strong>posix_getgroups()</strong></span></strong></p>
    <div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br />$groups&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">posix_getgroups</span><span style="color: #007700">();<br /><br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">$groups</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
    </div>

    <div class="example-contents"><p>以上例程的输出类似于：</p></div>
    <div class="example-contents screen">
<div class="cdata"><pre>
Array
(
    [0] =&gt; 4
    [1] =&gt; 20
    [2] =&gt; 24
    [3] =&gt; 25
    [4] =&gt; 29
    [5] =&gt; 30
    [6] =&gt; 33
    [7] =&gt; 44
    [8] =&gt; 46
    [9] =&gt; 104
    [10] =&gt; 109
    [11] =&gt; 110
    [12] =&gt; 1000
)
</pre></div>
    </div>
   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.posix-getgroups-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="posix_getgrgid.html" class="function" rel="rdfs-seeAlso">posix_getgrgid()</a> - Return info about a group by group id</span></li>
   </ul>
  </p>
 </div>


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